Flight Noi Bai International Airport departs from Hanoi Noi Bai International Airport at 16:30 and arrives at Da Nang Da Nang International Airport at 17:55.
The flighttime is about 1h 25m. The distance travelled ("as the bird flies"): 315 Km. So the average speed is roughly 222 Km.
The best day to arrive at Hanoi is Wednesday and it would be best to avoid Thursday, as prices are on average 119.77% higher than on Wednesday. (Average prices, based on 1028479 datapoints.)
We have a lot more statistics for flights VN 7181 and between Hanoi and Da Nang.